From patchwork Fri Dec 11 05:07:49 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chanwoo Choi X-Patchwork-Id: 7825651 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 29AFA9F1C2 for ; Fri, 11 Dec 2015 05:24:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4EC8E204E3 for ; Fri, 11 Dec 2015 05:24:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0A08020524 for ; Fri, 11 Dec 2015 05:24:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753755AbbLKFJQ (ORCPT ); Fri, 11 Dec 2015 00:09:16 -0500 Received: from mailout1.samsung.com ([203.254.224.24]:36442 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753730AbbLKFJL (ORCPT ); Fri, 11 Dec 2015 00:09:11 -0500 Received: from epcpsbgr4.samsung.com (u144.gpu120.samsung.co.kr [203.254.230.144]) by mailout1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NZ600MMGGZ98V60@mailout1.samsung.com>; Fri, 11 Dec 2015 14:09:09 +0900 (KST) Received: from epcpsbgm1new.samsung.com ( [172.20.52.114]) by epcpsbgr4.samsung.com (EPCPMTA) with SMTP id EA.8D.04886.57A5A665; Fri, 11 Dec 2015 14:09:09 +0900 (KST) X-AuditID: cbfee690-f79646d000001316-3d-566a5a75bf2f Received: from epmmp2 ( [203.254.227.17]) by epcpsbgm1new.samsung.com (EPCPMTA) with SMTP id F8.36.13906.57A5A665; Fri, 11 Dec 2015 14:09:09 +0900 (KST) Received: from chan.10.32.193.11 ([10.113.62.212]) by mmp2.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NZ6007QUGY7NJ40@mmp2.samsung.com>; Fri, 11 Dec 2015 14:09:09 +0900 (KST) From: Chanwoo Choi To: myungjoo.ham@samsung.com, k.kozlowski@samsung.com, kgene@kernel.org Cc: kyungmin.park@samsung.com, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk, tjakobi@math.uni-bielefeld.de, linux.amoon@gmail.com, cw00.choi@samsung.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v3 10/20] PM / devfreq: exynos: Add the detailed correlation between sub-blocks and power line Date: Fri, 11 Dec 2015 14:07:49 +0900 Message-id: <1449810479-14763-11-git-send-email-cw00.choi@samsung.com> X-Mailer: git-send-email 1.8.0 In-reply-to: <1449810479-14763-1-git-send-email-cw00.choi@samsung.com> References: <1449810479-14763-1-git-send-email-cw00.choi@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprHIsWRmVeSWpSXmKPExsWyRsSkSLc0KivM4OcfRYvrX56zWsw/co7V ov/NQlaLc69WMlq8fmFo0f/4NbPF2aY37BaXd81hs/jce4TRYsb5fUwW6zbeYre4fZnXYun1 i0wWtxtXsFlMmL6WxaJ17xF2i7bVH1gdBD3WzFvD6NHS3MPmcbmvl8lj56y77B4rl39h89i0 qpPN498xdo++LasYPT5vkgvgjOKySUnNySxLLdK3S+DKmLzhAkvBZv6KOws3sTUwNvF0MXJy SAiYSFzeOpUJwhaTuHBvPVsXIxeHkMAKRok9vd9ZYIq2NW5lgUjMYpS4t+YdM4TzhVFiwsO3 rCBVbAJaEvtf3GADsUUE3CW+3tsNNopZ4AuTROvk78wgCWGBAomFq86zdzFycLAIqEq0bs4C CfMKuEncvTOBDWKbnMSHPY/ASjiB4l1n8kHCQgKuEtP33WcFGSkh0MghsfDnXrCzWQQEJL5N PsQCUi8hICux6QAzxBhJiYMrbrBMYBRewMiwilE0tSC5oDgpvchErzgxt7g0L10vOT93EyMw 2k7/ezZhB+O9A9aHGAU4GJV4eBdyZIUJsSaWFVfmHmI0BdowkVlKNDkfGNN5JfGGxmZGFqYm psZG5pZmSuK8r6V+BgsJpCeWpGanphakFsUXleakFh9iZOLglGpgFGVtb/wgxrD8b5WEJ/eT 1df6vPftncvz6MbC+f8P6LYE5kccqDsudT61aIFeX5Pw9CtVr+ws+2cKvKztjHiw/OxuyVMO r1Z5PE5f2TDJ/YGo/NEDnx6Wdq05dORYmPDlih0hU44k9KzL+qf3sPvY5H3eljnPlb2Z5t/1 jt9zYRfrhMAKs5mxm5VYijMSDbWYi4oTAcWWogKxAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrNIsWRmVeSWpSXmKPExsVy+t9jQd3SqKwwg5+XpS2uf3nOajH/yDlW i/43C1ktzr1ayWjx+oWhRf/j18wWZ5vesFtc3jWHzeJz7xFGixnn9zFZrNt4i93i9mVei6XX LzJZ3G5cwWYxYfpaFovWvUfYLdpWf2B1EPRYM28No0dLcw+bx+W+XiaPnbPusnusXP6FzWPT qk42j3/H2D36tqxi9Pi8SS6AM6qB0SYjNTEltUghNS85PyUzL91WyTs43jne1MzAUNfQ0sJc SSEvMTfVVsnFJ0DXLTMH6BUlhbLEnFKgUEBicbGSvh2mCaEhbroWMI0Rur4hQXA9RgZoIGEN Y8bkDRdYCjbzV9xZuImtgbGJp4uRk0NCwERiW+NWFghbTOLCvfVsXYxcHEICsxgl7q15xwzh fGGUmPDwLStIFZuAlsT+FzfYQGwRAXeJr/d2g3UwC3xhkmid/J0ZJCEsUCCxcNV59i5GDg4W AVWJ1s1ZIGFeATeJu3cmsEFsk5P4sOcRWAknULzrTD5IWEjAVWL6vvusExh5FzAyrGKUSC1I LihOSs81zEst1ytOzC0uzUvXS87P3cQIjuhnUjsYD+5yP8QowMGoxMO7gCMrTIg1say4MvcQ owQHs5II7+5AoBBvSmJlVWpRfnxRaU5q8SFGU6CzJjJLiSbnA5NNXkm8obGJmZGlkbmhhZGx uZI4b+2lyDAhgfTEktTs1NSC1CKYPiYOTqkGxhYWWZE3a+MnTv79xeh74t9EkdKHDm8Nk1fI nZ7AcE/5SbF5R3/WP+k36n9d7n9iN3zGZbdrqaxlbt5760+rfiTcm12iHcMjPP956wmVbKWb 6+bxqh3TVq5oz97579znrLSuez4bt0+Z5B8u+bRKJKym1F1Tp3HHWTbzwDC21dfE1r0yO9gq pMRSnJFoqMVcVJwIAAd8cdb+AgAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds the detailed corrleation between sub-blocks and power line for Exynos3250, Exynos4210 and Exynos4x12. Signed-off-by: Chanwoo Choi --- .../devicetree/bindings/devfreq/exynos-bus.txt | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) diff --git a/Documentation/devicetree/bindings/devfreq/exynos-bus.txt b/Documentation/devicetree/bindings/devfreq/exynos-bus.txt index a251f9120561..f3a32b310dc7 100644 --- a/Documentation/devicetree/bindings/devfreq/exynos-bus.txt +++ b/Documentation/devicetree/bindings/devfreq/exynos-bus.txt @@ -51,6 +51,57 @@ Optional properties only for parent bus device: - exynos,saturation-ratio: the percentage value which is used to calibrate the performance count against total cycle count. +Detailed correlation between sub-blocks and power line according to Exynos SoC: +- In case of Exynos3250, there are two power line as following: + VDD_MIF |--- DMC + + VDD_INT |--- LEFTBUS (parent device) + |--- PERIL + |--- MFC + |--- G3D + |--- RIGHTBUS + |--- PERIR + |--- FSYS + |--- LCD0 + |--- PERIR + |--- ISP + |--- CAM + +- In case of Exynos4210, there is one power line as following: + VDD_INT |--- DMC (parent device) + |--- LEFTBUS + |--- PERIL + |--- MFC(L) + |--- G3D + |--- TV + |--- LCD0 + |--- RIGHTBUS + |--- PERIR + |--- MFC(R) + |--- CAM + |--- FSYS + |--- GPS + |--- LCD0 + |--- LCD1 + +- In case of Exynos4x12, there are two power line as following: + VDD_MIF |--- DMC + + VDD_INT |--- LEFTBUS (parent device) + |--- PERIL + |--- MFC(L) + |--- G3D + |--- TV + |--- IMAGE + |--- RIGHTBUS + |--- PERIR + |--- MFC(R) + |--- CAM + |--- FSYS + |--- GPS + |--- LCD0 + |--- ISP + Example1: Show the AXI buses of Exynos3250 SoC. Exynos3250 divides the buses to power line (regulator). The MIF (Memory Interface) AXI bus is used to